IELTS Reading Practice: [7.0] The Impact of Urbanization on Biodiversity

[7.0] The Impact of Urbanization on Biodiversity

Urbanization is a process that dramatically transforms landscapes, replacing natural habitats with buildings, roads, and other infrastructure. While cities provide economic opportunities and improved living standards, they also pose significant challenges to biodiversity.

One of the primary consequences of urban expansion is habitat fragmentation, which occurs when large, continuous ecosystems are divided into smaller, isolated patches. This can lead to a decline in species population, particularly for those that require extensive territories. Additionally, pollution from urban environments, including air and water contaminants, further exacerbates risks to local flora and fauna.

However, some species have demonstrated remarkable adaptability to urban settings. Birds, insects, and even small mammals have modified their behaviours to exploit new food sources and nesting sites within city landscapes. Green spaces such as parks and rooftop gardens also provide refuges that help support biodiversity.

Urban planners and environmentalists advocate for sustainable development strategies that balance expansion with conservation as cities grow. Integrating more green areas and creating wildlife corridors can mitigate some of the environmental impacts of urbanization, promoting a more harmonious coexistence between human populations and animal life.

Questions:

1. What is one of the major effects of urbanization on biodiversity?

A. It increases species diversity.
B. It leads to habitat fragmentation.
C. It eliminates all natural species from cities.
D. It reduces pollution levels.

2. How do some animals adapt to urban environments?

A. They completely avoid human settlements.
B. They relocate to rural areas.
C. They alter their behaviours to find food and shelter.
D. They become extinct due to a lack of resources.

3. According to the passage, what is one strategy to reduce the negative impact of urbanization on biodiversity?

A. Expanding road networks to connect urban areas.
B. Creating designated protected areas within cities.
C. Encouraging industrial development in natural habitats.
D. Increasing population density to limit land use.